<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html lang="en">
<head>
	<meta http-equiv="Content-Type" content="text/html;charset=UTF-8">
	<title>浮动</title>
	<style type="text/css">
		*{
			padding: 0px;
			margin: 0px;
		}
		.box1{
			width: 200px;
			height: 200px;
			background: red url() 0 0 no-repeat;
			border: 1px solid blue;
		}
		.box{
			width: 200px;
			height: 200px;
			background: red url() 0 0 no-repeat;
			border: 1px solid blue;
			font-size: 30px;
			color: #ffffff;
			float: left;
		}

	</style>
</head>
<body>
	
	<div class="box">1</div>
	<div class="box">2</div>
	<div class="box">3</div>
	<div class="box">4</div>
	<div class="box">5</div>
	<div class="box">6</div>
	<div class="box">7</div>
	<div class="box1">box1</div>
</body>
</html>